Sedimentation and erosion that happed at top canal of Duri is one of problem that must be described in analyzing DAS because canal of Duri is multifunction of canal that usefull in wealth of people. Method that used is analysis using some formulas of erosion-sedimentation such as USLE and MUSLE, MUSLE Method it self is the development of USLE method by changing erosivitas factor with flow fact…